Tools & Wizards About Us

Report Summary

  • 42

    Performance

    Renders faster than
    61% of other websites

  • 95

    Accessibility

    Visual factors better than
    that of 86% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 99

    SEO

    Google-friendlier than
    93% of websites

lowellschool.org

Preschool, Elementary, and Middle School in Washington, DC

Page Load Speed

2.3 sec in total

First Response

48 ms

Resources Loaded

1.9 sec

Page Rendered

355 ms

About Website

Click here to check amazing Lowell School content for United States. Otherwise, check out these important facts you probably never knew about lowellschool.org

We invite you discover the depth of our program and the energy of our school community. Explore our website, fill out an inquiry form, and join us for a tour.

Visit lowellschool.org

Key Findings

We analyzed Lowellschool.org page load time and found that the first response time was 48 ms and then it took 2.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

lowellschool.org performance score

42

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.1 s

45/100

10%

LCP (Largest Contentful Paint)

Value8.5 s

1/100

25%

SI (Speed Index)

Value3.2 s

92/100

10%

TBT (Total Blocking Time)

Value740 ms

40/100

30%

CLS (Cumulative Layout Shift)

Value0.135

80/100

15%

TTI (Time to Interactive)

Value8.7 s

36/100

10%

Network Requests Diagram

lowellschool.org

48 ms

www.lowellschool.org

35 ms

page

32 ms

css

27 ms

page-framework.css

20 ms

Our browser made a total of 118 requests to load all elements on the main page. We found that 3% of them (3 requests) were addressed to the original Lowellschool.org, 22% (26 requests) were made to Mediafiles01.myschoolcdn.com and 18% (21 requests) were made to Pbs.twimg.com. The less responsive or slowest element that took the longest time to load (669 ms) relates to the external source Pbs.twimg.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.1 MB (20%)

Content Size

5.6 MB

After Optimization

4.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Lowellschool.org main page is 5.6 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 4.3 MB which makes up the majority of the site volume.

HTML Optimization

-89%

Potential reduce by 301.7 kB

  • Original 338.1 kB
  • After minification 327.6 kB
  • After compression 36.4 kB

HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 301.7 kB or 89% of the original size.

Image Optimization

-3%

Potential reduce by 115.9 kB

  • Original 4.3 MB
  • After minification 4.2 MB

Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Lowell School images are well optimized though.

JavaScript Optimization

-67%

Potential reduce by 481.1 kB

  • Original 717.5 kB
  • After minification 717.5 kB
  • After compression 236.4 kB

It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 481.1 kB or 67% of the original size.

CSS Optimization

-86%

Potential reduce by 235.2 kB

  • Original 274.9 kB
  • After minification 273.0 kB
  • After compression 39.6 kB

CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Lowellschool.org needs all CSS files to be minified and compressed as it can save up to 235.2 kB or 86% of the original size.

Requests Breakdown

Number of requests can be reduced by 42 (37%)

Requests Now

113

After Optimization

71

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 113 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Lowell School. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 21 to 1 for JavaScripts and from 13 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

lowellschool.org accessibility score

95

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Some elements have a [tabindex] value greater than 0

Best Practices

lowellschool.org best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

lowellschool.org SEO score

99

Search Engine Optimization Advices

Mobile Friendly

Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).

Impact

Issue

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Lowellschool.org can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Lowellschool.org main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.

Social Sharing Optimization

Open Graph description is not detected on the main page of Lowell School. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: